American Airlines operates from Terminal A at Kansas City International Airport (MCI). American Airlines MCI Terminal offers a streamlined experience with self-service check-in kiosks, curbside check-in, and mobile boarding passes. American Airlines gates A1 to A6 are easily accessible after a fast TSA PreCheck or CLEAR security process. Passengers at the American Airlines MCI Terminal enjoy access to modern airport dining, retail shops, and ADA-compliant facilities in a clean, traveler-friendly environment.